118148239 has 8 divisors (see below), whose sum is σ = 129209040. Its totient is φ = 107140800.

The previous prime is 118148221. The next prime is 118148243. The reversal of 118148239 is 932841811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 118148239 - 2⁷ = 118148111 is a prime.

It is a super-2 number, since 2×118148239² = 27918012757602242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 118148198 and 118148207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118148039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8632 + ... + 17629.

It is an arithmetic number, because the mean of its divisors is an integer number (16151130).

Almost surely, 2^118148239 is an apocalyptic number.

118148239 is a deficient number, since it is larger than the sum of its proper divisors (11060801).

118148239 is a wasteful number, since it uses less digits than its factorization.

118148239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26681.

The product of its digits is 13824, while the sum is 37.

The square root of 118148239 is about 10869.6016026348. The cubic root of 118148239 is about 490.6921206344.

The spelling of 118148239 in words is "one hundred eighteen million, one hundred forty-eight thousand, two hundred thirty-nine".